Compilare: main.cpp: In member function 'void graf::DFS(int)': main.cpp:59:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 59 | for(int i=0; i<muchii[curent].size(); ++i) | ~^~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf::BFS(int)': main.cpp:80:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 80 | for(int i=0; i<muchii[vf].size(); ++i) | ~^~~~~~~~~~~~~~~~~~